Substitute to find the value of the expression.
-Traveling at $r$ kilometers per hour for thours, a driver will travel rt kilometers. How far will Danny travel in 10 hours at a speed of 79 kilometers per hour?
A) $7.9 \mathrm {~km}$
B) $790 \mathrm { mi }$
C) $790 \mathrm {~km}$
D) $89 \mathrm {~km}$

Question

Quizplus · Accepted Answer

Using the given formula, distance = rate x time, we can substitute r = 79 and t = 10 to get d = 79 x 10 = 790 kilometers. Therefore, the answer is choice C.

Substitute to Find the Value of the Expression rrr Kilometers Per Hour for Thours, a Driver Will Travel Rt

Substitute to Find the Value of the Expression $r$ Kilometers Per Hour for Thours, a Driver Will Travel Rt